- lallapalootza
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<!not sure if slang or colloquial Something very good of its kind.
1904: Saturday night we had our final parade with the fireworks finish, and it was a lallapalootza! — Hugh McHugh, Im from Missouri, 1904. Quoted in Susie Dent, Larpers and Shroomers: the Language Report, , 2004, ISBN 0-19-861012-2, page 16.
Wikipedia foundation.